Sarthaks APP
0 votes
7.2k views
in Mathematics by (11.0k points)

The marks (out of 100) obtained by a group of students in a science test are 85, 76, 90, 85, 39, 48, 56, 95, 81 and 75. Find the:

(i) The highest and the lowest marks obtained by the students.

(ii) Range of the marks obtained. 

(iii) Mean marks obtained by the group.

1 Answer

0 votes
by (18.2k points)
selected by
 
Best answer

(i)Highest marks obtained by the student = 95 Lowest 

marks obtained by the student = 39 

(ii) Range of marks = Highest marks – Lowest marks = 95 – 39 = 56 

(iii) Mean of obtained marks = 

Thus, mean marks obtained by the group of students is 73.

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

...